7 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... Grouped by gram negative ... #Infections #Microbiology ... #Micro #Differential ... #Ddx #Diagnosis
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Diarrhea Workup ... Bacterial culture ... above testing negative ... #Workup #Management ... Algorithm #Transplant #diagnosis
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... pain, hemoptysis, diarrhea ... test • PCR • Culture ... Chlamydia #psittaci #microbiology ... #diagnosis #management
Solid Organ Transplant - Diarrhea - Diagnostic and Workup Algorithm
1st Tier Microbiologic Testing: CDiff (stool), CMV
Organ Transplant - Diarrhea ... - Diagnostic and ... Workup Algorithm ... blood), Bacterial Culture ... overgrowth If above negative
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
and Management ... spread of the Gram-negative ... sets of blood cultures ... typically part of the workup ... #Management #Microbiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... • Coagulase-negative ... Cerebral > Splenic, pulmonary ... Differential Diagnosis ... #management #cardiology
Aeromonas spp - Diagnosis and Management Summary
Aeromonas spp: Gram-negative Rods, oxidase positive and glucose fermenter.
Virulence: Toxin
and Management ... Aeromonas spp: Gram-negative ... Presentations: • Diarrhea ... wound or blood cultures ... #Management #microbiology